Edwin Yau, M.D.
NPI 1558405043 · Diagnostic Radiology Physician · Lynnwood, WA
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Edwin Yau, M.D. is a Diagnostic Radiology Physician provider in Lynnwood, WA (NPI 1558405043).
Provider details
- NPI number
- 1558405043
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- MD00049337 (WA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
1,529 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Screening Mammography77067 | 461 | $37 |
| Screening 3d Breast Mammography77063 | 460 | $29 |
| Dxa Bone Density Measurement of Hip, Pelvis, Spine77080 | 317 | $10 |
| Diagnostic Digital Breast Tomosynthesis, Unilateral Or Bilateral (list Separately in Addition to 77065 Or 77066)G0279 | 94 | $29 |
| Limited Ultrasound Scan of 1 Breast76642 | 72 | $35 |
| Diagnostic Mammography of Both Breasts77066 | 57 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-02-16
- Last updated
- 2016-08-03
Frequently asked questions
- What is Edwin Yau's NPI number?
- Edwin Yau's National Provider Identifier (NPI) is 1558405043, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Edwin Yau's specialty?
- Edwin Yau is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Edwin Yau located?
- Edwin Yau's practice location on file with NPPES is 19020 33rd Ave W, Lynnwood, WA 98036-4746.
- What is Edwin Yau's phone number?
- The practice phone number listed in the NPPES registry for Edwin Yau is (425) 563-1500.
- Does Edwin Yau accept Medicare?
- Edwin Yau is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Edwin Yau's NPI active?
- Yes — Edwin Yau's NPI (1558405043) is active in the NPPES registry as of the last update on 2016-08-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.